Footwear sole



FIG. 1 is a perspective view of the footwear sole embodying the new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a rear view thereof.

FIGS. 1-6 show a footwear upper and portions of a footwear sole in broken lines. The footwear upper and portions of the footwear sole illustrated in broken lines are shown for environmental purposes and do not form any part of the claimed design. 

CLAIM The ornamental design for footwear sole, as shown and described. 